Boeing B777 – Flight controls - SmartCockpit - Airline training guides, Aviation, Operations, Safety

What is the maximum speed of wheel to rudder cross-tie operation?

220 knot.

200 knot.

180 knot.

210 knot.

Correct! Wrong!

Which of these flight control surfaces assist in roll control?

Ailerons and flaperons.

Slats only.

Flaperons and slats.

Slats and spoilers.

Correct! Wrong!

Which trim control is inhibited when the autopilot is engaged?

Alternate pitch trim levers.

Alternate control pitch trim.

Trim control pitch

Control wheel pitch trim switches.

Correct! Wrong!

Which of the following is true when the flight control system is operating in secondary mode?

The autopilot is available.

Actuator Control Electronics (ACES) are NOT available.

The Primary Flight Computers (PFCs) are NOT available.

Envelope protection features are NOT available.

Correct! Wrong!

Which of these flight control surfaces droop when the trailing edge flaps extend?

Flaperons.

Slats only.

Krueger flaps and slats.

Flaperons and slats.

Correct! Wrong!

Which of the following is not a stall protection feature?

Stab trim is inhibited in the nose up direction at approximately the minimum manoeuvring speed.

The out-of-trim forces increase above normal for a condition above the minimum manoeuvre speed.

The pilot must apply continuous aft column force to maintain airspeed below the manoeuvring speed.

Use of alternate pitch trim levers reduces the column forces below the minimum manoeuvring speed.

Correct! Wrong!

Where - and when - is the stabilizer "green band" displayed?

Only in flight, on control wheel.

Only during landing, on CDU.

Only on the ground, on pitch trim indicators.

Always on EICAS

Correct! Wrong!

What is the meaning of the EICAS advisory message STABILIZER CUTOUT?

One stabilizer cut-out switch is in the CUTOUT position.

The centre stabilizer control path is inoperative

Stabilizer asymmetry compensation is inoperative.

Both stabilizer cut-out switches are in the CUTOUT position.

Correct! Wrong!

Which of the following are NOT stall protection features?

The auto-throttle disconnects.

In landing configuration, leading slats move to gapped position.

The auto-throttle advances to maintain minimum airspeed.

Stick shaker activates.

Correct! Wrong!

What are the initial steps to extend the flaps using the alternate flap system?

Arm ALT FLAPS ARM switch. Select ALT FLAPS selector to OFF.

Push ALT FLAPS ARM switch. Select ALT FLAPS selector to EXT.

Arm ALT FLAPS ARM switch. Select NORMAL FLAPS selector to 20.

Arm ALT FLAPS ARM switch. Select ALT FLAPS selector to EXT.

Correct! Wrong!

Which statement is NOT true regarding the flap position indicator?

There are three different displays: Primary, Secondary and Alternate.

The flap position indicator is on the PFD.

The flap position indicator appears on EICAS when flaps begin to extend.

The flap position indicator is magenta when slats and flaps are in transit.

Correct! Wrong!

What happens when the stabilizer signal is not present or is invalid?

The CDU displays the VERIFY TRIM message in the scratchpad

The green band and the pointer are not displayed

The green band on the indicator turns amber

The EICAS message STAB GREENBAND displays

Correct! Wrong!

Which of the following is true when the flight control system is operating in secondary mode?

The Primary Flight Computers (PFCs) are NOT available.

Autopilot and envelope are NOT available.

Actuator Control Electronics (ACES) are NOT available.

Envelope protection features are available.

Correct! Wrong!

What causes the SPEEDNRAKE EXTENDED message to display on the EICAS?

Speedbrake is down when either thrust lever is advanced to a takeoff position.

Speedbrake is extended when radio altitude is between 15 and 800 ft.

On the ground when either reverse thrust lever is moved to the reverse idle detent.

Speedbrake is UP after landing.

Correct! Wrong!

Which of these flight control surfaces aid in roll control?

Flaperons and slats.

Slats and spoilers only.

Krueger flaps, slats and spoilers.

Ailerons, flaperons and spoilers.

Correct! Wrong!

What is true about turn compensation?

Elevator input is NOT required if the airplane is in a 30 degree bank.

It is available only in the secondary mode.

It is not available if the bank angle is above 30 degrees.

The turn compensation switch is on the overhead panel.

Correct! Wrong!

In direct mode, which of the following components of fly-by-wire are NOT operating?

Position feedback transducers.

Power Control Units (PCUs).

Actuator Control Electronics (ACES).

Primary Flight Computers (PFCs).

Correct! Wrong!

In the normal mode, a control column input or trim change is required to maintain a constant flight path:

All statements are correct.

During flap extension or retraction

During airspeed changes.

During speedbrake extension or retraction.

Correct! Wrong!

Which control surfaces are used for roll control on the B777?

Ailerons, flaperons and slats.

Ailerons, flaperons and flaps.

Ailerons, flaperons and spoilers.

Ailerons, flaperons and elevators.

Correct! Wrong!

How many spoiler panels are used as speedbrakes?

A total of 8 spoiler panels.

A total of 14 spoiler panels.

A total of 12 spoiler panels.

A total of 10 spoiler panels.

Correct! Wrong!

A wheel to rudder cross-tie function provides the capability of being able to control the initial effects of an engine failure using control wheel inputs only. How many degrees of rudder deflection can be obtained from control wheel inputs?

7.5 degrees.

9.5 degrees.

13 degrees.

8 degrees.

Correct! Wrong!

What power source is used for the actuation of all primary flight controls?

Pneumatic.

Mechanical.

Electric.

Hydraulic.

Correct! Wrong!

When are pitch trim changes required with the 777 'fly-by-wire' system?

During airspeed changes only.

For all configuration changes.

When thrust is changed.

When the landing gear is extended.

Correct! Wrong!

What is the effect of placing a stabilizer cutout switch to cutout?

Engages gust suppression.

Connects hydraulic supply to STCM.

Disconnects hydraulic supply to STCM.

Disable direct rudder control.

Correct! Wrong!

In direct mode, which of the following components of the primary flight control system are NOT operating?

Secondary FCC.

Electro hydraulic servos.

Actuator Control Electronics (ACES).

Primary Flight Computers (PFCs).

Correct! Wrong!

When do the control wheel stabilizer trim switches control stabilizer movement directly?

Only on the ground.

During engine out go-arounds.

Only during approaches.

All the time.

Correct! Wrong!

What principle is used when direct mode is in use?

Direct control surface deflection.

Mechanical linkage.

Electric signals.

Hydraulic signal modulation.

Correct! Wrong!

What is FALSE about Flap/Slat Load Relief?

The Flap lever does not move during flap condition and shows actual flap position.

Re-extension is limited to the commended flap position.

When airspeed is reduced the flap automatically re-extend as airspeed allows.

Flap load relief is available in the primary and secondary modes.

Correct! Wrong!

Are the PFCs and ACEs used in direct mode?

Only ACEs

Only PFCs

It is not possible.

Both PFCs and ACEs

Correct! Wrong!

Do the ailerons increase lift for takeoff?

Yes the ailerons move down with flaps 5, 15 and 20.

No the ailerons are used only at high speed

Yes the ailerons move down with flaps 15 and 20.

No, the ailerons assist roll control only during high speed flight.

Correct! Wrong!

Which one of the following statements is incorrect?

Spoilers 4 and 11 are mechanically operated.

The extension of speed-brakes in the landing configuration is prohibited.

The spoilers augment roll control.

Spoilers 5 and 10 are available as ground spoilers only.

Correct! Wrong!

What does the PRI FLIGHT COMPUTERS EICAS message indicate?

The system is in primary mode.

The system is in direct mode

Flight control modes are not affected.

The system is in the secondary mode.

Correct! Wrong!

Under what conditions does the SPEEDBRAKE EXTENDED EICAS message display?

After landing, if speed-brakes fail to extend.

Speedbrakes are extended and landing flaps are selected or RA is between 15 and 800 feet.

Speedbrakes are extended and the airplane is above 800 feet RA.

Any time speed-brakes are extended.

Correct! Wrong!

When do the PFCs make self-test?

After the "PRIMARY FLIGHT COMPUTERS" EICAS message is displayed.

After hydraulic system depressurization.

After hydraulic system shutdown (HYD PRESS SYS L+C+R).

After hydraulic system pressurization.

Correct! Wrong!

What control do the flaperons and ailerons provide?

Increased wing lift and decreased stall speed.

Roll control assisted by asymmetric spoilers.

Yaw control assisted by the rudder.

Pitch control assisted by a movable horizontal stabilizer.

Correct! Wrong!

What is FALSE about stabilizer trim?

As airspeed increases, trim rate increases.

As airspeed increases, trim rate decreases.

You can use the pitch trim switches on the yoke to set the trim.

The green band on the stabilizer position indicator shows the stabilizer trim range for take-off.

Correct! Wrong!

Which statement is true when the primary flight computer disconnect switch is positioned to DISC?

All statements are correct.

Protection features are NOT available.

Autopilot is not available.

The system operates in direct mode

Correct! Wrong!

What does stall warning consist of?

EICAS message 'STALL'.

Stall warning horn.

Stick shaker but NO stall warning.

Stick shaker followed by stall warning.

Correct! Wrong!

Which pair of spoilers is mechanically controlled through a cable from the control wheel?

Spoilers 4 and 11.

Spoilers 5 and 10.

Spoilers 1 and 14.

Spoilers 5 and 8.

Correct! Wrong!

What could cause the STAB GREENBAND EICAS message to be displayed?

The FMC weight entry and CG may be incorrect.

All statements are correct.

The stabilizer position indicator is unreliable.

Power to the stabilizer position indicator is lost.

Correct! Wrong!

When do the alternate pitch trim levers move the stabilizer?

Only on the ground.

When the autopilot is disengaged.

The levers move the stabilizer directly at all times.

During flight control secondary and direct modes.

Correct! Wrong!

Auto speed-brakes protection is provided for which phases of flight?

Take-off, rejected take-off, approach and landing.

Take-off, rejected take-off and approach.

Take-off, rejected take-off and landing.

Take-off, rejected take-off and approach below 200 feet.

Correct! Wrong!

What does the EICAS message FLIGHT CONTROL MODE indicate?

Multiple flight control surfaces are inoperative.

The Flap/Slat electronics units are inoperative.

Flight control system is operating in the secondary mode.

Flight control system faults are detected.

Correct! Wrong!

Which spoilers will be locked out in secondary and direct modes?

Spoilers 1 and 14

Spolers 5 and 10

Spoilers 1 to 7

Spoilers 8 to 14

Correct! Wrong!

What is the correct statement?

All statements are correct.

Moving the alternate pitch trim levers with the autopilot engaged does not move the stabilizer.

Aileron trim in inhibited when the autopilot is engaged.

Moving the alternate pitch trim levers during stall or overspeed protection does not move the stabilizer

Correct! Wrong!

What can you say about the FLAPS DRIVE EICAS message?

Arm the alternate system.

The flaps will operate in secondary mode.

The EICAS flap indicator display turns magenta.

The message is displayed when the flap drive mechanism has been shut down due to an asymmetry.

Correct! Wrong!

What happens if uncommanded stabilizer motion is sensed?

Power to all STCMs is shut off.

Power to the affected STCM is shut off.

The A/P engages automatically.

The stabilizer is locked in place.

Correct! Wrong!

Which of the following is not correct concerning the flight control system when operating in secondary mode?

All spoilers remain usable.

Thrust Asymmetry is NOT available.

Envelope protection features are NOT available.

Autopilot and envelope protection are NOT available.

Correct! Wrong!

When does TAC automatically add rudder to minimize yaw?

When engine thrust loss is sensed in the normal and secondary mode.

When the engine is damaged or surges.

When an engine is at idle thrust.

When one engine differs by 10 present or more from the other engine.

Correct! Wrong!

Which spoilers are available as speedbrakes (secondary and direct modes)?

Spoilers 4,11

Spoilers 1-7

None. Speedbrakes are disabled.

Spoilers 5,10

Correct! Wrong!

Which one of the following statements is false?

When augmenting roll control, the spoilers work asymmetrically.

There are 12 spoilers.

At cruise speed, spoilers 5 and 10 are locked out.

Spoilers 4 and 11 are mechanically operated.

Correct! Wrong!

Automatic speed-brake operation is provided for which flight control system modes?

Direct.

Normal.

Secondary.

All flight control modes.

Correct! Wrong!

What is wheel to rudder cross-tie?

Ability to override rudder inputs with the control wheel inputs.

Ability to dampen Dutch roll with control wheel only.

Ability to control rudder trim with control wheel inputs.

Ability to control initial effects of an engine failure with control wheel only.

Correct! Wrong!

Boeing B777 – Flight controls